Information recording-reproducing apparatus

Dynamic information storage or retrieval – Control of storage or retrieval operation by a control... – Mechanism control by the control signal

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369 59, 360 32, G11B 509

Patent

active

057646082

ABSTRACT:
In an information recording-reproducing apparatus for recording and/or reproducing data on an information recording data on medium, the data recorded from the recording data on medium is reproduced by utilization of partial response. The data for each predetermined block is modulated and recorded such that during waveform equalization in the partial response, the number of a plurality of level values present in L samples corresponding to one block of the data may become constant in each block.

REFERENCES:
patent: 5392270 (1995-02-01), Okada et al.

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